102100121211095 has 32 divisors (see below), whose sum is σ = 143996402457216. Its totient is φ = 68029795123200.

The previous prime is 102100121211091. The next prime is 102100121211203. The reversal of 102100121211095 is 590112121001201.

It is not a de Polignac number, because 102100121211095 - 2² = 102100121211091 is a prime.

It is a super-2 number, since 2×102100121211095² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102100121211091) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50815946 + ... + 52786935.

It is an arithmetic number, because the mean of its divisors is an integer number (4499887576788).

Almost surely, 2^{102100121211095} is an apocalyptic number.

102100121211095 is a deficient number, since it is larger than the sum of its proper divisors (41896281246121).

102100121211095 is a wasteful number, since it uses less digits than its factorization.

102100121211095 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103603691.

The product of its (nonzero) digits is 360, while the sum is 26.

Adding to 102100121211095 its reverse (590112121001201), we get a palindrome (692212242212296).

The spelling of 102100121211095 in words is "one hundred two trillion, one hundred billion, one hundred twenty-one million, two hundred eleven thousand, ninety-five".